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comparison test/compiler/intrinsics/clone/TestObjectClone.java @ 17990:00c8a1255912

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8033626: assert(ex_map->jvms()->same_calls_as(_exceptions->jvms())) failed: all collected exceptions must come from the same place Reviewed-by: kvn, roland
author vlivanov
date Tue, 17 Jun 2014 09:02:30 +0000
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17989:168c10900e79 17990:00c8a1255912
1 /*
2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 /*
26 * @test
27 * @bug 8033626
28 * @summary assert(ex_map->jvms()->same_calls_as(_exceptions->jvms())) failed: all collected exceptions must come from the same place
29 * @library /testlibrary
30 * @run main/othervm -XX:-TieredCompilation -Xbatch -XX:CompileOnly=TestObjectClone::f TestObjectClone
31 */
32 import com.oracle.java.testlibrary.Asserts;
33
34 public class TestObjectClone implements Cloneable {
35 static class A extends TestObjectClone {}
36 static class B extends TestObjectClone {
37 public B clone() {
38 return (B)TestObjectClone.b;
39 }
40 }
41 static class C extends TestObjectClone {
42 public C clone() {
43 return (C)TestObjectClone.c;
44 }
45 }
46 static class D extends TestObjectClone {
47 public D clone() {
48 return (D)TestObjectClone.d;
49 }
50 }
51 static TestObjectClone a = new A(), b = new B(), c = new C(), d = new D();
52
53 public static Object f(TestObjectClone o) throws CloneNotSupportedException {
54 // Polymorphic call site: >90% Object::clone / <10% other methods
55 return o.clone();
56 }
57
58 public static void main(String[] args) throws Exception {
59 TestObjectClone[] params1 = {a, a, a, a, a, a, a, a, a, a, a,
60 a, a, a, a, a, a, a, a, a, a, a,
61 a, a, a, a, a, a, a, a, a, a, a,
62 b, c, d};
63
64 for (int i = 0; i < 15000; i++) {
65 f(params1[i % params1.length]);
66 }
67
68 Asserts.assertTrue(f(a) != a);
69 Asserts.assertTrue(f(b) == b);
70 Asserts.assertTrue(f(c) == c);
71 Asserts.assertTrue(f(d) == d);
72
73 try {
74 f(null);
75 throw new AssertionError("");
76 } catch (NullPointerException e) { /* expected */ }
77
78 System.out.println("TEST PASSED");
79 }
80 }